View Compilation Error

0_0_25751724_6096.cpp: In function 'int main()':
0_0_25751724_6096.cpp:160:35: error: invalid operands of types '__gnu_cxx::__promote_2<int, long long int, double, double>::__type {aka double}' and 'const int' to binary 'operator%'
     sum=(pow(2,sum)*pow(3,v[i].b)%MOD);
                                   ^
0_0_25751724_6096.cpp:163:57: error: invalid operands of types '__gnu_cxx::__promote_2<int, long long int, double, double>::__type {aka double}' and 'const int' to binary 'operator%'
     plu(ans,pow(2,v[i].a)*(sum+findans(1,t,1,a[i]+1,t))%MOD);
                                                         ^